| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.500 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.166 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
J429GRADE2 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.438 INCHES MINIMUM AND 0.445 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
SAEJ123 ASSN STD 1ST TREATMENT RESPONSE OVERALL OR ASTMF593,BLACKOXIDEORCHEMICALCOATED ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
OXIDE OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.500 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
